GRAHM S. JONES | Columbus Zoo and AquariumVeterinarians examine Zeke, a Humboldt penguin chick that hatched on Feb. 20 at the Columbus Zoo and Aquarium. Humboldt penguins are threatened in their native South America.

The cold winter didn’t stop a warm-weather penguin pair from producing a fuzzy gray offspring at the Columbus Zoo and Aquarium. The Humboldt chick, dubbed Zeke after Ohio State University running back Ezekiel Elliott, hatched on Feb. 20 and has made it past the critical time period for survival, zoo spokeswoman Patty Peters said yesterday.